The Lascco salmon has a universal product code, or UPC, of 0 72840 01751 7. The Nathan's salmon has a UPC of 0 73030 80368 2. The products are vacuum-packed in a plastic pouch on a foil board. The pack code 285 is printed on the back panel.

No illnesses have been reported. Listeria can lead to severe illness for women who are pregnant or people who have a weakened immune system. Ocean Beauty says internal testing by the company revealed the presence of Listeria in samples of the specific packages noted above.